Alibaba.com offers 8,880 adult motor bikes products. About 29% of these are electric bicycle, 6% are motorcycles, and 1% are bicycle. A wide variety of adult motor bikes options are available to you, such as 36v, 48v, and 60v. You can also choose from no, yes. As well as from 26“, 12”, and 28”. And whether adult motor bikes is > 500w, 251 - 350w, or 200 - 250w. There are 9,083 adult motor bikes suppliers, mainly located in Asia. The top supplying countries are China (Mainland), Pakistan, and United States, which supply 87%, 12%, and 1% of adult motor bikes respectively. Adult motor bikes products are most popular in Western Europe, North America, and Eastern Europe. You can ensure product safety by selecting from certified suppliers, including 1,888 with ISO9001, 361 with Other, and 105 with HACCP certification.